Spreadsheet Tracking Data in spreadsheets are stored in cells, which are organized in rows (r) and columns (c). Some operations on spreadsheets can be applied to single cells (r,c), while others can be applied to entire rows or columns. Typical cell…
A few years ago Sajjad left his school and register to another one due to security reasons. Now he wishes to find Amir, one of his schoolmates and good friends. There are n schools numerated from 1 to n. One can travel between each pair of them, to d…
---恢复内容开始--- output standard output The final match of the Berland Football Cup has been held recently. The referee has shown n yellow cards throughout the match. At the beginning of the match there were a_1 players in the first team and a_2 players…
在焦作站的acm网络赛中遇到了一个高精度开根的水题--但是那时候WA了 后面学写java补题还T了orz 所以写一篇文章来记录一下java的大整数类型的基础和开根还有一点心得体会吧 首先给那一题的题面和模板 Jessie and Justin want to participate in e-sports. E-sports contain many games, but they don't know which one to choose, so they use a way to make…
题意:给你一个数,让你求需要复制粘贴多少次才能达到这个数. 析:这真是一个水题,相当水,很容易知道每次都翻倍,只要大于等于给定的数就ok了. 代码如下: #include <iostream> #include <cstdio> #include <cmath> using namespace std; int main(){ int n, kase = 0; while(scanf("%d", &n) && n >=…
DZY Loves Balls 题目连接: http://acm.hdu.edu.cn/showproblem.php?pid=5645 Description DZY loves playing balls. He has n balls in a big box. On each ball there is an integer written. One day he decides to pick two balls from the box. First he randomly pick…
我本来想把每个谷都处理了,想了下觉得不好办.后来看其他人写的是处理每个位置,把每个位置可以接的水累加起来.整挺好. #include <bits/stdc++.h> using namespace std; #define maxn 50050 int h[maxn],lh[maxn],rh[maxn]; int main(){ std::ios::sync_with_stdio(); cin.tie(); int n; cin>>n; ;i<n;i++) cin>&g…
我这种maintain写法好zz.考试时获得了40pts的RE好成绩 In mathematical terms, the sequence Fn of Fibonacci numbers is defined by the recurrence relation F1 = 1; F2 = 1; Fn = Fn - 1 + Fn - 2 (n > 2). DZY loves Fibonacci numbers very much. Today DZY gives you an array con…
